#B5AC31#B5AC31

#B5AC31 is a light, vivid yellow. Relative luminance 0.396; OKLCH L 73.0% C 0.139 H 105.1°. Best body text is #000000 at 8.91:1 contrast (WCAG AA passes).

Color values

HEX	#B5AC31
RGB	rgb(181, 172, 49)
HSL	hsl(56, 57%, 45%)
HSV	hsv(56, 73%, 71%)
CMYK	cmyk(0%, 5%, 72.9%, 29%)
CIE-LAB	lab(69.15, -10.82, 60.57)
CIE-LCH	lch(69.15, 61.53, 100.13°)
OKLab	oklab(73.03% -0.0361 0.1338)
OKLCH	oklch(73.03% 0.139 105.1)
XYZ	xyz(34.3644, 39.5519, 8.7293)
Luminance	0.3955 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5AC31 #313AB5

analogous

#B56A31 #B5AC31 #7CB531

triadic

#B5AC31 #31B5AC #AC31B5

tetradic

#B5AC31 #31B56A #313AB5 #B5317C

square

#B5AC31 #31B56A #313AB5 #B5317C

split-complementary

#B5AC31 #317CB5 #6A31B5

monochromatic

#555017 #857E24 #B5AC31 #D0C853 #DDD783

Accessibility & contrast

On white

2.36

#B5AC31 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.91

#B5AC31 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5AC31

8.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5AC31	#FFFFFF	#000000	##000000
##B5AC31	1.00	2.36	8.91	8.91
#FFFFFF	2.36	1.00	21.00	21.00
#000000	8.91	21.00	1.00	1.00
##000000	8.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BBA61B

Deuteranopia (green-blind)

#BEAB3A

Tritanopia (blue-blind)

#C3A094

Achromatopsia (no color)

#A9A9A9

Design tokens & code

CSS

--color: #b5ac31;
/* rgb */ color: rgb(181, 172, 49);
/* oklch */ color: oklch(73.0% 0.139 105.1);

Tailwind

colors: {
  custom: {
    50: '#cfc472',
    500: '#b5ac31',
    950: '#000000',
  },
}

SCSS

$custom: #b5ac31;
$custom-light: #cfc472;
$custom-dark: #000000;

JSON

{
  "hex": "#b5ac31",
  "rgb": {
    "r": 181,
    "g": 172,
    "b": 49
  },
  "hsl": {
    "h": 55.909,
    "s": 57.391,
    "l": 45.098
  },
  "oklch": {
    "l": 0.73034,
    "c": 0.13856,
    "h": 105.1
  },
  "luminance": 0.39551
}

Semantic roles & 50–950 ramp

primary

#B5AC31

secondary

#7B80C7

accent

#52E147

background

#FDFCF7

surface

#FAF8ED

border

#D3D1C8

text

#141208

muted

#83817B

Preview Lab

Preview with #B5AC31

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →